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Expansion of tan(log(1+x)^2).
2

%I #13 Apr 02 2017 01:47:16

%S 0,0,2,-6,22,-100,788,-8568,103416,-1307808,17722512,-264361680,

%T 4373968080,-79413478560,1558387903200,-32713320769920,

%U 731007454396800,-17347090012492800,436154519763744000,-11585396062022112000

%N Expansion of tan(log(1+x)^2).

%e tan(log(x+1)^2) = 2/2!*x^2-6/3!*x^3+22/4!*x^4-100/5!*x^5...

%t Tan[ Log[ 1+x ]^2 ]

%K sign,easy

%O 0,3

%A _R. H. Hardin_

%E Extended with signs by _Olivier GĂ©rard_, Mar 15 1997